correct truncate (again)

Author: infograf768

plugins/sampledata/blog/blog.php

@@ -333,7 +333,7 @@ public function onAjaxSampledataApplyStep2()
 			);
 
 			// Calculate menutype. The number of characters allowed is 24.
-			$type = JHtmlString::truncate($menu['title'], 23, true, false);
+			$type = JHtml::_('string.truncate', $menu['title'], 23, true, false);
 
 			$menu['menutype'] = $i . $type;